function initImageArray()
{

	imgRA1["onnabout-ada"] = "/img/nav_aboutada_over.gif";
	imgRA1["onnabout-diabetes"] = "/img/nav_aboutdiabetes_over.gif";
	imgRA1["onnhandbook"] = "/img/nav_vol-handbook_over.gif";
	imgRA1["onnnews-views"] = "/img/nav_vol-news_over.gif";
	imgRA1["onnfun-rai"] = "/img/nav_fund_over.gif";
	imgRA1["onnout-sup"] = "/img/nav_outreach_over.gif";
	
	imgRA1["offabout-ada"] = "/img/nav_aboutada_off.gif";
	imgRA1["offabout-diabetes"] = "/img/nav_aboutdiabetes_off.gif";
	imgRA1["offhandbook"] = "/img/nav_vol-handbook_off.gif";
	imgRA1["offnews-views"] = "/img/nav_vol-news_off.gif";
	imgRA1["offfun-rai"] = "/img/nav_fund_off.gif";
	imgRA1["offout-sup"] = "/img/nav_outreach_off.gif";
	
	preloadArray(imgRA1);
	
}